128492001

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 60

約数和(自身を含む): 222882000

約数和(自身を除く): 94389999

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 289, 297, 459, 499, 561, 867, 891, 1377, 1497, 1683, 2601, 3179, 4491, 5049, 5489, 7803, 8483, 9537, 13473, 15147, 16467, 23409, 25449, 28611, 40419, 49401, 76347, 85833, 93313, 144211, 148203, 229041, 257499, 279939, 432633, 444609, 687123, 839817, 1297899, 1586321, 2519451, 3893697, 4758963, 7558353, 11681091, 14276889, 42830667, 128492001]

約数ペア:

[(1, 128492001), (3, 42830667), (9, 14276889), (11, 11681091), (17, 7558353), (27, 4758963), (33, 3893697), (51, 2519451), (81, 1586321), (99, 1297899), (153, 839817), (187, 687123), (289, 444609), (297, 432633), (459, 279939), (499, 257499), (561, 229041), (867, 148203), (891, 144211), (1377, 93313), (1497, 85833), (1683, 76347), (2601, 49401), (3179, 40419), (4491, 28611), (5049, 25449), (5489, 23409), (7803, 16467), (8483, 15147), (9537, 13473)]